/*
 * JBoss, Home of Professional Open Source
 * Copyright 2013, Red Hat, Inc., and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,  
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package javax.enterprise.context.spi;

import javax.enterprise.context.ContextNotActiveException;
import javax.enterprise.inject.spi.AfterBeanDiscovery;

/**
 * <p>
 *     提供获取和销毁具有任何上下文类型的特定范围的上下文实例的操作, 任何 {@code Context} 实例，都被成为上下文对象
 * </p>
 *
 * <p>
 *     {@link AlterableContext} 在CDI1.1时被引入,以允许应用程序销毁bean实例. 扩展的上下文对象应该继承 {@link AlterableContext} 而不是{@link Context}.
 * </p>
 *
 * 
 * @author Pete Muir
 * @since 1.1
 */
public interface AlterableContext extends Context {

    /**
     * <p>
     *     销毁一个已经存在的上下文实例，如果不存在该实例，则什么都不做.
     * </p>
     * 
     * @param contextual contextual类型
     * @throws ContextNotActiveException 如果上下文对象没有被激活，则抛出该异常
     */
    public void destroy(Contextual<?> contextual);

}
